Add ExtractionRelation class

include/util/osm_id_typed.hpp

@@ -0,0 +1,40 @@
+#ifndef OSM_ID_TYPED_HPP
+#define OSM_ID_TYPED_HPP
+
+#include "typedefs.hpp"
+
+namespace osrm
+{
+namespace util
+{
+
+class OsmIDTyped
+{
+public:
+    using HashType = std::uint64_t;
+
+    OsmIDTyped(std::uint64_t id_, std::uint8_t type_)
+        : id(id_)
+        , type(type_)
+    {
+        // check if type value not above type size bound
+        BOOST_ASSERT(id_ < (std::uint64_t(1) << 56));
+    }
+
+    bool operator == (const OsmIDTyped &other) { return (id == other.id && type == other.type); }
+    bool operator != (const OsmIDTyped &other) { return (id != other.id || type != other.type); }
+
+    inline HashType Hash() const { return (std::uint64_t(id) | std::uint64_t(type) << 56); }
+
+    std::uint64_t GetID() const { return id; }
+    std::uint8_t GetType() const { return type; }
+
+private:
+    std::uint64_t id : 56;
+    std::uint8_t type;
+};
+
+} // namespace util
+} // namespace osrm
+
+#endif